Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
17 Cards in this Set
- Front
- Back
|
Pressure sores occur in approximately what percentage of hospitalized patients?
|
10%
|
|
|
What are the most common locations of pressure sores in supine patients?
|
Sacrum and heel
|
|
|
What are the most common locations of pressure sores in seated patients?
|
ischium and trochanter. Sacral sores can be seen with slightly reclined position
|
|
|
What is a stage I pressure sore?
|
nonblanchable erythema present >1 hour after pressure relief. Skin intact.
|
|
|
What is a stage II pressure sore?
|
partial thicknes skin loss
|
|
|
What is a stage III pressure sore?
|
full thickness skin loss into subcutaneous tissue, but not through fascia
|
|
|
What is a stage IV pressure sore?
|
through fascia into muscle, bone, tendon or joint
|
|
|
How often should supine patients be turned to prevent pressure sores?
|
every 2 hours
|
|
|
How often and for how long should seated patients be lifted to prevent pressure sores?
|
Every 10 min for at least 10 seconds
|
|
|
What is the treatment for Stage I and II pressure sores?
|
pressure relief (turning), reduce risk factors (moisture, shear, fricition) and wound dressings
|
|
|
What wound dressings are useful in treatment of Stage I and II pressure sores?
|
DuoDerm, Xeroform or petroleum gauze, silver sulfadiazine
|
|
|
Why are wet-to-moist dressings used to treat stage III pressure sores?
|
keeping the wound surface moist promotes growth of keratinocytes and fibroblasts
|
|
|
Dressings containing what enzyme can soften tough, devitalized tissue?
|
collagenase
|
|
|
What antimicrobial dressings are useful in treating Stage III pressure sores?
|
silver sulfdiazine, oxychlorosene (Dakin's solution, dilute bleach)
|
|
|
occlusive dressings should only be used on what type of wounds?
|
debrided, non-infected wounds
|
|
|
What growth factor is useful in the treatment of stage III pressure sores
|
recombinant platelet derived growth factor
|
|
|
What is the gold standard for diagnosis of osteomyelitis?
|
bone biopsy
|
